Link's First Custom Cube: Virtual Booster

Singularity    R  Enchantment When Singularity enters the battlefield, exile all other nonland permanents until Singularity leaves the battlefield.	No more uncommons	No more uncommons	No more uncommons	Caller of Heroes    C  Creature Whenever you cast a legendary spell or a planeswalker spell, put a +1/+1 counter on Caller of Heroes. Legendary spells and planeswalkers spells you cast cost less to cast for each +1/+1 counter on Caller of Heroes. 1/1
Mazeform Phantasm    C  Creature – Illusion Whenever Mazeform Phantasm becomes tapped or untapped, each opponent puts the top two cards of his or her library into his or her graveyard. 1/1	Diajol, Crimson Mentor    C  Legendary Creature – Efreet : Target creature gains your choice of haste, first strike, trample, menace, or faze until end of turn. (Use power rather than toughness to determine whether lethal damage has been dealt to creatures marked with faze damage.) : Target creature gets +1/+0 until end of turn. 1/2	Bastioned Bliss    C  Enchantment At the beginning of each end step, if you control a creature with defender, put a +1/+1 counter on target creature, then put a 1/1 white Spirit creature token with flying onto the battlefield.	Wizard's Study    C  Enchantment , Tap an untapped creature, an untapped artifact, and an untapped enchantment you control: Draw a card. : Untap target permanent. Drawing on all the disciplines is the only way to true knowledge.	Eternity Canvas    C  Enchantment At the beginning of each player's upkeep, that player exiles the top two cards of his or her library. Until end of turn, that player may play cards exiled this way. Paint the horizon.
Moaning Wind    C  Sorcery Create a 1/1 black and white Spirit creature token. Retrace (You may cast this card from your graveyard by discarding a land card in addition to paying its other costs.) If you discarded a Swamp to cast Moaning Wind, each opponent loses 1 life.	Dance for New Growth    C  Instant Choose any number — • Put a +1/+1 counter on target creature. • Put target card from a graveyard on top of its owner's library. • Untap up to two target creatures. Dance for New Growth costs more to cast for each mode chosen beyond the first.	Isperia's Den    C  Legendary Land – Plains Island (: Add or to your mana pool.)	Varlan's Garden    C  Legendary Land – Forest Island (: Add or to your mana pool.)	Starlit Lion    C  Creaure – Cat Flash When Starlit Lion enters the battlefield, exile another target permanent you own until Starlit Lion leaves the battlefield. 3/2

Singularity (rare)
Caller of Heroes (common)
Mazeform Phantasm (common)
Diajol, Crimson Mentor (common)
Bastioned Bliss (common)
Wizard's Study (common)
Eternity Canvas (common)
Moaning Wind (common)
Dance for New Growth (common)
Isperia's Den (common)
Varlan's Garden (common)
Starlit Lion (common)